CN101808793B - Process for producing heat-expandable base for interior vehicular trim and process for producing base for interior vehicular trim from the same - Google Patents
Process for producing heat-expandable base for interior vehicular trim and process for producing base for interior vehicular trim from the same Download PDFInfo
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- CN101808793B CN101808793B CN2009801005739A CN200980100573A CN101808793B CN 101808793 B CN101808793 B CN 101808793B CN 2009801005739 A CN2009801005739 A CN 2009801005739A CN 200980100573 A CN200980100573 A CN 200980100573A CN 101808793 B CN101808793 B CN 101808793B
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M23/00—Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process
- D06M23/12—Processes in which the treating agent is incorporated in microcapsules
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/08—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles using several expanding or moulding steps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
- B29C44/1209—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements by impregnating a preformed part, e.g. a porous lining
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
- B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
- B29C44/332—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being three-dimensional structures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/56—After-treatment of articles, e.g. for altering the shape
- B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/58—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres
- B29C70/66—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres the filler comprising hollow constituents, e.g. syntactic foam
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/02—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/08—Insulating elements, e.g. for sound insulation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0085—Use of fibrous compounding ingredients
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/32—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof from compositions containing microballoons, e.g. syntactic foams
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3484—Stopping the foaming reaction until the material is heated or re-heated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/56—After-treatment of articles, e.g. for altering the shape
- B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
- B29C44/5636—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching with the addition of heat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0076—Microcapsules
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/12—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/25—Solid
- B29K2105/251—Particles, powder or granules
Abstract
A process for producing a heat-expandable base for interior vehicular trim is provided which is for use in producing an interior vehicular trim material which is lightweight and has sufficient sound-absorbing properties, high rigidity, etc. Also provided is a process for producing a base for interior vehicular trim. The process for producing a heat-expandable base for interior vehicular trim is characterized by mixing an emulsion of a synthetic resin with an emulsion of heat-expandable microcapsules and an emulsion of a resinous adhesive, infiltrating the emulsion mixture into an inorganic fibrous mat, thereafter drying the mat at a temperature in a range of temperatures lower than the heat expansion initiation temperature of the microcapsules, subsequently heating the mat at a temperature in a range of temperatures at which the synthetic resin powder melts and which are lower than the heat expansion initiation temperature of the microcapsules, hot-pressing the mat, and then cooling the mat. The process for producing a base for interior vehicular trim is characterized by heating the heat-expandable base for interior vehicular trim at a temperature exceeding the heat expansion initiation temperature of the microcapsules and then cooling the base.
Description
Technical field
The present invention relates to the manufacture method of expandable base for interior vehicular trim and utilize the in-built manufacture method with matrix material of the vehicle of this thermal expansivity matrix material.In more detail, the present invention relates to can workmanship light and the manufacture method of in-built expandable base for interior vehicular trim with material such as the vehicle of enough sound absorption properties and high rigidity etc. and the in-built manufacture method with matrix material of vehicle of utilizing this expandable base for interior vehicular trim arranged.
Background technology
Past, adopt the following in-built matrix material of using of vehicle as the vehicle interior matrix material, this vehicle is in-built to be with inorfil and resin fibre mixing and to make it to pile up with matrix material, it is implemented the acupuncture perforation make mat, afterwards, heat this mat in the temperature of resin fibre melting, next, carry out hot pressing, then carry out cold-press moulding and make.This matrix material thermal dimensional stability is excellent, and the size changing rate that produces owing to heating is little, still, in order to make the vehicle-used interior decoration material with high rigidity, must improve weight per unit area.In fact can not fully satisfy recently to the light-weighted requirement of vehicle.
In order to address the above problem, proposed inorfil, resin fibre and/or toner are being mixed and making it to pile up and be combined with the in-built scheme with matrix material of vehicle of thermal expansivity microcapsules in the mat that consists of.When utilizing this matrix material since when secondary forming the thermal expansivity microcapsule expansion, so, realize easily lightweight, and the secondary forming product have enough thickness, rigidity is also high.This matrix material for example can form in the following way, that is, make thermoplastic resin adhesive and expandable macrosphere body be dispersed in take glass fibre as main body and implemented in the fiber felted thing of acupuncture and make it foaming (for example with reference to patent documentation 1).In addition, the system of copying makes reinforcing fiber, add thermal expansivity powder etc. is distributed to the foam solution of modulating in the specific aqueous medium and makes net, with this net heating, pressurization, cooling, make and to impress sheet, afterwards, heat this and can impress sheet, add the thermal expansivity powder and form, cool off after expanding making, make expansion-molded product, this manufacture method is known (for example, with reference to patent documentation 2).
Patent documentation 1: Japanese kokai publication hei 2-45135 communique
Patent documentation 2: TOHKEMY 2006-342437 communique
But, in the formation method of the matrix material of patent documentation 1 record, exist the problem that the microcapsules that proportion diminishes after the thermal expansion (for example, becoming the proportion of about 1/50 before the thermal expansion after the thermal expansion) disperse.In addition, in the manufacture method of record, make net by the system of copying in patent documentation 2, still, in this manufacture method, need the device of labyrinth, operation, technique are also very miscellaneous.In addition, owing to using the mixed interface activating agent and make reinforcing fiber, add the foam solution that thermal expansivity powder etc. disperses the high price of modulating, so, be not preferred aspect cost.
Summary of the invention
The present invention is used for solving the problem of above-mentioned prior art, and its objective is provides a kind of can workmanship light and have a manufacture method of expandable base for interior vehicular trim of the vehicle-used interior decoration material of enough sound absorption properties and high rigidity etc.In addition, its objective is the in-built manufacture method with matrix material of vehicle that provides a kind of utilization to make this expandable base for interior vehicular trim thermal expansion with the such shirtsleeve operation of the temperature heating of regulation, technique.
The present invention is as described below.
[1] a kind of manufacture method of expandable base for interior vehicular trim, it is characterized in that, with synthetic resin emulsion, thermal expansivity microcapsules emulsion and resin system binding agent emulsion mix, make mixed emulsion, afterwards, make this mixed emulsion dipping inorfil mat, secondly, begin the low temperature of temperature with the thermal expansion than the thermal expansivity microcapsules that comprise in the mixed emulsion of dipping, make this inorfil mat dry, remove water-medium, then, the synthetic resin powder melting that comprises in the mixed emulsion with dipping, and this thermal expansion than these thermal expansivity microcapsules begins the low temperature of temperature, and the inorfil mat is heated, hot pressing, then, cool off.
[2] such as the in-built manufacture method with matrix material of above-mentioned [1] described vehicle, in 10 ℃～50 ℃ of temperature that surpass above-mentioned synthetic resin powder melting and begin temperature in the above-mentioned thermal expansion from above-mentioned thermal expansivity microcapsules and play under the temperature that is lower than in the scope that this thermal expansion begins 80 ℃ of temperature and carry out above-mentioned hot pressing.
[3] such as the manufacture method of [1] or [2] described expandable base for interior vehicular trim, above-mentioned inorfil mat is glass fiber mat.
[4] such as the manufacture method of any one described expandable base for interior vehicular trim in [1] to [3], above-mentioned synthetic resin powder is the vistanex powder.
[5] such as the manufacture method of any one described expandable base for interior vehicular trim in [1] to [4], the resin system adhesive powder that above-mentioned resin system binding agent emulsion contains is the acrylic resin powder.
[6] such as the manufacture method of any one described expandable base for interior vehicular trim in [1] to [5], in the situation of summation as 100 quality % of the resin system adhesive powder that in above-mentioned synthetic resin powder, above-mentioned thermal expansivity microcapsules and above-mentioned resin system binding agent emulsion, contains, this synthetic resin powder is 65～85 quality %, these thermal expansivity microcapsules are 5～18 quality %, and this resin system adhesive powder is 6～22 quality %.
[7] the in-built manufacture method with matrix material of a kind of vehicle, it is characterized in that, begin the temperature of temperature with the above-mentioned thermal expansion that surpasses above-mentioned thermal expansivity microcapsules, the expandable base for interior vehicular trim of any one described method manufacturing heats and makes it thermal expansion in above-mentioned to utilizing [1] to [6].
[8] such as the in-built manufacture method with matrix material of [7] described vehicle, above-mentioned heating is carried out with the temperature that the above-mentioned thermal expansion that surpasses above-mentioned thermal expansivity microcapsules begins 5 ℃～50 ℃ of temperature.
The in-built manufacture method with the thermal expansivity matrix material of vehicle according to the invention, three kinds of emulsions are mixed, make afterwards the mixed emulsion dipping inorfil mat that obtains, next, with the dry inorfil mat of the temperature of regulation, then the inorfil mat is heated, hot pressing, cooling, by such shirtsleeve operation and technique, can be easily and make at an easy rate expandable base for interior vehicular trim, described expandable base for interior vehicular trim can be made the vehicle-used interior decoration material that quality is light and have enough sound absorption properties and high rigidity etc.
In addition, when 10 ℃～50 ℃ of melt temperatures that surpassing synthetic resin powder and begin temperature in the thermal expansion from the thermal expansivity microcapsules and play when carrying out hot pressing under the temperature of scope that this thermal expansion begins 80 ℃ of drop in temperatures, inorfil is synthesized resin-bonded, the inorfil mat is reinforced, the easy expandable base for interior vehicular trim such as processing after can making.
In addition, in the situation of glass fiber mat at the inorfil mat, manufacturing expandable base for interior vehicular trim that can be easy and cheap, this expandable base for interior vehicular trim can be made the vehicle-used interior decoration material that shows enough thermal insulations and sound absorption properties etc.Because glass fibre obtains and low price easily, so, also be favourable aspect cost.
In addition, be in the situation of vistanex powder at synthetic resin powder, because powder melting under lower temperature, so, can easily make inorfil bonded to one another.And, can easily make expandable base for interior vehicular trim, this expandable base for interior vehicular trim can be strengthened the inorfil mat easily internally.
In addition, the resin system adhesive powder that contains in resin system binding agent emulsion is in the situation of acrylic resin powder, can easily make expandable base for interior vehicular trim, this expandable base for interior vehicular trim can be made and have excellent formability and vehicle-used interior decoration material that intensity is high.
In addition, if the summation of the resin system adhesive powder that contains in synthetic resin powder, thermal expansivity microcapsules and resin system binding agent emulsion is as 100 quality %, then synthetic resin powder is 60～80 quality %, the thermal expansivity microcapsules are 8～20 quality %, the resin system adhesive powder is in the situation of 12～20 quality %, can easily make the high expandable base for interior vehicular trim of intensity.And, have excellent formability by utilizing this matrix material, can making, intensity is high, the vehicle-used interior decoration material of thermal expansion moderately.
The in-built manufacture method with matrix material of vehicle according to the invention, begin the temperature of temperature with the thermal expansion that surpasses the thermal expansivity microcapsules, the expandable base for interior vehicular trim that utilizes method manufacturing of the present invention is heated, by such shirtsleeve operation, technique, can easily make the in-built matrix material of using of vehicle that to make quality gently and have the vehicle-used interior decoration material of enough sound absorption properties and high rigidity etc.
In addition, carry out in the temperature that begins 5 ℃～50 ℃ of temperature with the thermal expansion that surpasses the thermal expansivity microcapsules in the situation of heating of above-mentioned expandable base for interior vehicular trim, can make easily that moderate-heat expands and the enough light in-built matrix material of using of vehicle of quality.
Description of drawings
Fig. 1 is the key diagram of making the signal of device that the inorfil mat uses and technique.
Fig. 2 is the key diagram of making the signal of device that expandable base for interior vehicular trim uses and technique.
Fig. 3 is the key diagram of making the signal of the in-built device of using with matrix material of vehicle and technique.
Symbol description
1: inorfil mat (glass fiber mat), 11: inorfil (glass fibre), 12: net, 2: expandable base for interior vehicular trim, 3: the in-built matrix material of using of vehicle, 4: vehicle-used interior decoration material, 511,512: open fine cylinder, 52: feed rolls, 53: ribbon conveyer.54: needle-penetration aperture apparatus, 55: mat roller, 561,562: auxiliary mat roller, 57: coiling machine, 61: coiling machine, 62: the mixed emulsion groove, 63: dehydration roll, 641: low temperature drying chamber, 642: high-temperature drying chamber, 643: spaced walls, 644: ladder roller, 65: hot press, 66: cold press, 67: cutting device, 68: packing box, 41: matrix material mounting table, 72: thermal expansion chamber, 73: compressing forming machine.
The specific embodiment
Below, describe the present invention in detail with reference to Fig. 1～Fig. 3.
1. expandable base for interior vehicular trim
The manufacture method of expandable base for interior vehicular trim of the present invention is characterised in that, with synthetic resin emulsion, thermal expansivity microcapsules emulsion and resin system binding agent emulsion mix, make mixed emulsion, afterwards, make mixed emulsion dipping inorfil mat, next, the thermal expansion of the thermal expansivity microcapsules that contain in than the mixed emulsion that floods begins under the low temperature of temperature, make the inorfil mat dry, remove water-medium, then, begin the low temperature of temperature with the synthetic resin powder melting that contains in the mixed emulsion that is flooded and than the thermal expansion of thermal expansivity microcapsules, the inorfil mat is heated, hot pressing then, is cooled off.
For the not specific restriction of the device of the manufacturing that is used for expandable base for interior vehicular trim, for example, can utilize device described below to make (with reference to Fig. 2).
Extraction is wound on the inorfil mat 1 on the coiling machine 61, makes it to pass through in mixed emulsion groove 62, makes mixed emulsion dipping inorfil mat 1.Afterwards, utilize dehydration roll 63 will flood inorfil mat 1 dehydration of mixed emulsion.Next, make the inorfil mat of dehydration successively by low temperature drying chamber 641 and high-temperature drying chamber 642, make it dry, except the medium such as anhydrating.Described hothouse is not that low temperature and two chambers of high temperature must be arranged, if can fully remove medium, can only adjust to a chamber of set point of temperature yet.In addition, by the Temperature Setting of high-temperature drying chamber 642 being higher than the temperature of synthetic resin powder melting, can in high-temperature drying chamber 642, make the synthetic resin powder melting.Afterwards, by with drying the inorfil mat import hot press 65, the synthetic resin powder melting that synthetic resin emulsion contains.In addition, carry out hot pressing with the temperature of not thermal expansion of thermal expansivity microcapsules.Next, utilize cold press 66 cooling inorfil mats, utilize cutting device 67 to be cut into the size of regulation, make expandable base for interior vehicular trim 2.
As above-mentioned " synthetic resin emulsion ", can use the emulsion that in water-medium, contains dispersedly synthetic resin powder.As this synthetic resin powder, except the resin system adhesive powder that in resinoid bond emulsion, contains dispersedly, can also list various synthetic resin powders, still, be preferably the vistanex powder.As the vistanex powder, can list (1) high density polyethylene (HDPE), low density polyethylene (LDPE), the powder of the various vistanexes of (2) copolymer of the ethene such as linear low density of polyethylene, the rare copolymer of ethene-third, ethylene-vinyl acetate copolymer and other monomer, and (3) polypropylene etc.Wherein, be preferably high-density polyethylene powder and polypropylene powder, be particularly preferably high-density polyethylene powder.The synthetic resin powder that contains in the above-mentioned synthetic resin emulsion can only have a kind of, also can have two or morely, still, in most cases only contains a kind of.
For the not specific restriction of the average grain diameter that is included in the synthetic resin powder in the synthetic resin emulsion, still, be preferably 10～200 μ m, more preferably 20～150 μ m are particularly preferably 30～100 μ m.If the average grain diameter of synthetic resin powder is 10～200 μ m, then inorfil each other can be well-bonded, can fully strengthen internally the inorfil mat.The average grain diameter of synthetic resin powder can be measured by the following method,, utilizes the powder of removing medium and obtain from emulsion that is, measures such as methods such as utilizing microscopic examination, light transmission particle size determination method.
Also not specific restriction of content for the synthetic resin powder in the synthetic resin emulsion, but, in the situation of synthetic resin emulsion as 100 quality %, be preferably 35～60 quality %, more preferably 39～55 quality % are particularly preferably 42～50 quality %.If the content of synthetic resin powder is 35～60 quality %, then inorfil can bond each other easily and fully, can strengthen more fully internally the inorfil mat.
As above-mentioned " thermal expansivity microcapsules emulsion ", can use the emulsion that in water-medium, contains dispersedly the thermal expansivity microcapsules.The thermal expansivity microcapsules that contain in the emulsion usually in the volatile hydrocarbons such as bag butane, iso-butane, its shell is by the rare lonitrile copolymer of dichloroethylene-third, polyvinyl chloride, polyvinylidene chloride, the formations such as polypropylene nitrile.In the present invention, for the not specific restriction of the structure of contained thermal expansivity microcapsules, the kind of the hydrocarbon of interior bag and the material of shell for example can be respectively the materials of above-mentioned various hydrocarbon and shell, also can be other hydrocarbon and other polymer.
The thermal expansivity microcapsules are to typically have a diameter from 10～50 μ m, are preferably 10～45 μ m, are particularly preferably the sphere roughly (containing sphere) of 15～40 μ m.By these thermal expansivity microcapsules are heated to the temperature that begins temperature above its thermal expansion, preferably 4～30 times of thermal expansions (cubical expansivity).Diameter and the expansion multiplying power of diameter after the thermal expansion before by thermal expansion determines, for example is 20～300 μ m, is particularly preferably 30～200 μ m.In the present invention, preferred thermal expansivity microcapsules are: the diameter before the thermal expansion is preferably 10～50 μ m, be particularly preferably 15～40 μ m, preferred 8～27 times of thermal expansions (cubical expansivity), particularly preferably 18～27 times of thermal expansions (cubical expansivity), diameter after the thermal expansion for example is 20～150 μ m, is particularly preferably 40～120 μ m.If contain the emulsion of this thermal expansivity microcapsules, then can make the expandable base for interior vehicular trim that to make easily quality gently and have the vehicle-used interior decoration material of enough sound absorption properties and high rigidity etc. concurrently.
For the not specific restriction of the content of the thermal expansivity microcapsules in the thermal expansivity microcapsules emulsion, but, be in the situation of 100 quality % at thermal expansivity microcapsules emulsion, be preferably 10～30 quality %, more preferably 14～27 quality % are particularly preferably 17～24 quality %.Content according to the thermal expansivity microcapsules is the thermal expansivity microcapsules emulsion of 10～30 quality %, and it is light and have an expandable base for interior vehicular trim of the vehicle-used interior decoration material of enough sound absorption properties and high rigidity etc. to make workmanship more easily.
As above-mentioned " resin system binding agent emulsion ", can use the emulsion that in water-medium, contains dispersedly the resin system adhesive powder.For the not specific restriction of this resin system adhesive powder, if when the thermal expansion of thermal expansivity microcapsules and expandable base for interior vehicular trim thermal expansion can with inorfil and thermal expansion microcapsules engage.As the resin system adhesive powder, can list: the acrylic resins such as (1) ethylene-methyl methacrylate methyl terpolymer, ethylene-ethyl acrylate copolymer, ethylene-acrylic acid copolymer, (2) polyurethane series resin, (3) vinyl acetate are the powder of resin etc.In these resin system binding agents, preferred acrylic resin powder is particularly preferably ethylene-methyl methacrylate methyl terpolymer powder and ethylene-ethyl acrylate copolymer powder.
For the not specific restriction of the average grain diameter of the resin system adhesive powder that comprises in the resin system binding agent emulsion, be preferably 0.05～0.7 μ m, more preferably 0.05～0.4 μ m is particularly preferably 0.05～0.2 μ m.When the average grain diameter of using the resin system adhesive powder is the resin system binding agent emulsion of 0.05～0.7 μ m, because the excellent dispersion of resin system adhesive powder, mixed emulsion can flood the inorfil mat more equably, so, can make the more uniform expandable base for interior vehicular trim of quality.
For the not specific restriction of the content of the resin system adhesive powder in the resin system binding agent emulsion, but, be in the situation of 100 quality % at resin system binding agent emulsion, be preferably 35～65 quality %, more preferably 40～57 quality % are particularly preferably 45～52 quality %.Adopting the content of resin system adhesive powder is the resin system binding agent emulsion of 35～65 quality %, can be enough securely with inorfil and thermal expansion microcapsules engage, can further strengthen fully internally the in-built matrix material of using of vehicle.
The medium of above-mentioned three kinds of emulsions is water-mediums.This water-medium can be the medium that only is made of water, also can be with water as main component, be mixed with the blending agent of at least a organic solvent in alcohol, ester, ketone and the ether etc.In the situation of blending agent, in the situation of water-medium as 100 quality %, the content of organic solvent is preferably below the 10 quality %, is particularly preferably below the 5 quality %.In addition, as organic solvent, be preferably alcohol, as this alcohol, can list methyl alcohol, ethanol, n-propyl alcohol, isopropyl alcohol, ethylene glycol etc.Wherein, be preferably hydrophilic methyl alcohol and the ethanol with excellence.
Preferably make among at least one party in the resin system adhesive powder that contains in the synthetic resin powder that contains in the synthetic resin emulsion and the resin system binding agent emulsion and contain fire retardant.The inorfil mat had excellent anti-flammability originally, and still, expandable base for interior vehicular trim contains the organic principle that comes from synthetic resin powder and resin system adhesive powder, and anti-flammability reduces.By making in synthetic resin powder and the resin system adhesive powder at least one contain fire retardant, in the expandable base for interior vehicular trim that obtains, can fully suppress the reduction of anti-flammability.For the not specific restriction of this fire retardant, can list the hydrated metal oxides such as the organohalogen compounds such as the phosphate cpds such as the nitrogen-containing compounds such as urea and melamine cyanurate, polyphosphoric acid, chlorinated paraffin wax and deca-BDE, aluminium hydroxide and magnesium hydroxide etc.In these fire retardants, nitrogen-containing compound and phosphate cpd are preferred, and nitrogen-containing compound and phosphate cpd do not produce pernicious gas when burning, and there is no need to sneak in resin amounts many as hydrated metal oxide.As this fire retardant, more preferably as the deca-BDE of nitrogen-containing compound and as the polyphosphoric acid of phosphate cpd.In addition, be particularly preferably polyphosphoric acid three chlorocyanamides and polyphosphoric acid guanidine etc. and contain the phosphoric acid nitrogen compound.These fire retardants can only use a kind of, also can two or morely use simultaneously.
For the not specific restriction of the content of fire retardant, preferably the kind according to fire retardant contains suitable amount.For example, in the situation of using nitrogen-containing compound, phosphate cpd etc., just can demonstrate enough anti-flammabilitys with few use amount, still, in the situation of using hydrated metal oxide, be necessary to contain a large amount of fire retardants.When the content of fire retardant too lacks, can not make the vehicle-used interior decoration material with enough anti-flammabilitys.On the other hand, when its content was too much, fire retardant can ooze out.
Above-mentioned " mixed emulsion " is the emulsion that synthetic resin emulsion, thermal expansivity microcapsules emulsion and resin system binding agent emulsion are mixed.For the not specific restriction of the mixed method of these emulsions.Three kinds of emulsions can be dropped into container simultaneously and mix, also any two kinds of emulsions can be mixed, drop into afterwards another emulsion, mix.In addition, also can be in holding the container of any one emulsion simultaneously or drop into successively other two kinds of emulsions, mix.In addition, also can as required water-medium be dropped in the mixed emulsion and dilute.
Mass ratio when mixing three kinds of emulsion decides according to the concentration of the various mediums that contain in each emulsion, the synthetic resin powder that in mixed emulsion, contains, in the situation of the summation of thermal expansivity microcapsules and resin system adhesive powder as 100 quality %, preferred mass ratio is: synthetic resin powder is 65～85 quality %, the thermal expansivity microcapsules are 5～18 quality %, the resin system adhesive powder is 6～22 quality %, particularly preferred mass ratio is: synthetic resin powder is 70～80 quality %, the thermal expansivity microcapsules are 8～15 quality %, and the resin system adhesive powder is 10～18 quality %.By adopting aforementioned proportion, can make can workmanship light and have a vehicle thermal expansivity matrix material of the vehicle-used interior decoration material of enough rigidity etc.
Above-mentioned " inorfil mat " consists of the matrix of expandable base for interior vehicular trim, has excellent anti-flammability and thermal insulation etc.For the not specific restriction of the inorfil that consists of the inorfil mat, can utilize various inorfils.As this inorfil, can list glass fibre, carbon fiber and basalt fibre etc.These inorfils can only use wherein a kind of, also can use simultaneously two or more.In these inorfils, acquisition and cheap glass fibre are preferred easily.Using in the situation of glass fibre, is in the situation of 100 quality % in the total amount of inorfil, and the content of glass fibre is preferably more than the 80 quality %, is particularly preferably more than the 90 quality %.In addition, inorfil can all be glass fibre also.
The inorfil mat is made (with reference to Fig. 1) usually in such a way.
The inorfil that is wound into the rove shape is cut into the length of regulation, utilize and open fine cylinder 511,512 pairs of inorfils 11 are opened fibre.Afterwards, inorfil 11 is positioned on the air stream, makes it to swim on the ribbon conveyer 53, make the net 12 of cotton shape.Next, utilize 54 pairs of these nets of needle-penetration aperture apparatus 12 to implement the acupuncture perforation.Afterwards, utilize mat roller 55 and auxiliary mat roller 561,562 to batch impurity, make the inorfil mat 1 of regulation weight per unit area and thickness.
For the not specific restriction of the thickness of inorfil mat, still, in order to make the vehicle-used interior decoration material that quality is light and have enough rigidity etc., be preferably 2～15mm, be particularly preferably 2～10mm.In addition, for the weight per unit area (fibre density) of inorfil mat also not specific restriction, still, in order to make the vehicle-used interior decoration material that quality is light and have enough rigidity etc., be preferably 200～1000g/m
2, be particularly preferably 200～800g/m
2In addition, preferred inorfil mat is that thickness is that 3～8mm and weight per unit area are 200～600g/m
2Mat, particularly preferably being thickness is that 3～6mm and weight per unit area are 200～400g/m
2Mat.
For the not specific restriction of method that makes mixed emulsion dipping inorfil mat.As dipping method, for example can list: (1) is impregnated into the inorfil mat in the mixed emulsion, and (2) are to methods such as the spraying of inorfil mat or coating mixed emulsions.In these dipping methods, the method for (1) is preferred, for example, can adopt the inorfil mat is impregnated into method in the mixed emulsion that is contained in the container.According to this dipping method, can make inside that mixed emulsion is impregnated into the inorfil mat always evenly till, can make uniform expandable base for interior vehicular trim.
After making mixed emulsion dipping inorfil mat, begin the low temperature of temperature with the thermal expansion than the thermal expansivity microcapsules that contain in the mixed emulsion that floods and heat this inorfil mat, make it dry, remove water-medium.For the not specific restriction of drying means, can list that heaters such as utilizing infrared heater or far infra-red heater heats, utilizes that hot blast heats, high-frequency heating etc.In addition, preferably in heating furnace, heat.For example, the inorfil mat that flooded mixed emulsion is passed through in heating furnace, can more easily remove water-medium, make the inorfil mat dry.
Carry out drying with the temperature that can remove water-medium.For the not specific restriction of this baking temperature, still, begin the low temperature of temperature with the thermal expansion than thermal expansivity microcapsules and carry out drying.This thermal expansion begins temperature and usually is significantly higher than and removes the necessary temperature of water-medium, and still, baking temperature is preferably the expand temperature of low 10 ℃～80 ℃ of beginning temperature of specific heat, is particularly preferably the expand temperature of low 20 ℃～60 ℃ of beginning temperature of specific heat.In addition, it is the temperature that surpasses the synthetic resin powder melt temperature that baking temperature there is no need, but, surpass in the situation of melt temperature at baking temperature, synthetic resin powder by melting, the inorfil bonding can be when keeping the thermal expansivity capsule, made, the inorfil mat can be strengthened internally.Thus, the processing of the expandable base for interior vehicular trim during afterwards hot forming etc. becomes easy.In addition, preferred consideration promotes removing of water-medium and sets baking temperature, be preferably 10 ℃～60 ℃ temperature of the boiling point that surpasses water (when containing the high organic solvent of boiling point than water, surpassing the boiling point of this organic solvent), be particularly preferably the temperature that surpasses 30 ℃～50 ℃ of described boiling points.In addition, for drying time also not specific restriction, according to baking temperature, be generally 10～60 minutes, be particularly preferably 20～50 minutes.
After the drying, begin the low temperature of temperature with the synthetic resin powder melting that contains in the mixed emulsion of dipping and than the thermal expansion of thermal expansivity microcapsules, the inorfil mat of removing water-medium is heated.At this moment, the thermal expansivity capsule does not preferably expand.Afterwards, the inorfil mat is carried out hot pressing, next, the inorfil mat after the cooling pressurization is made expandable base for interior vehicular trim.
By above-mentioned heating, the synthetic resin powder melting in the inorfil mat, inorfil is bonded and be reinforced.This heating-up temperature preferably surpasses 5 ℃～20 ℃ of the temperature of synthetic resin powder melting, 8 ℃～17 ℃ of temperature that particularly preferably surpass the synthetic resin powder melting, and preferably begin the temperature of low 30 ℃～55 ℃ of temperature than the thermal expansion of thermal expansivity microcapsules, particularly preferably be the temperature that begins low 35 ℃～50 ℃ of temperature than the thermal expansion of thermal expansivity microcapsules.In addition, above-mentioned hot pressing is undertaken by compressing forming machine usually, this hot pressing is carried out under following temperature, that is: preferably than the temperature of synthetic resin powder melting high 5 ℃～50 ℃, particularly preferably the temperature than synthetic resin powder melting high 10 ℃～30 ℃, particularly preferably the temperature than synthetic resin powder melting high 10 ℃～20 ℃, and, preferably begin expand to specific heat temperature in the scope of low 80 ℃ of beginning temperature of temperature in the thermal expansion from the thermal expansivity microcapsules, more preferably beginning expand to specific heat temperature in the scope of low 50 ℃ of beginning temperature of temperature from thermal expansion, particularly preferably in beginning temperature from thermal expansion to expand temperature in the scope of low 20 ℃ of beginning temperature of specific heat.
In addition, heating and hot pressing can be undertaken by same operation, also can be undertaken by different operations.In the situation of being undertaken by same operation, the heating in the time of also can adopting by hot pressing makes the method for synthetic resin powder melting.
In addition, usually cold pressing to finish above-mentioned cooling by what utilize that compressing forming machine etc. carries out.Whereby, can make thickness with regulation and until inner all homogeneous expandable base for interior vehicular trim.In the situation of colding pressing, it is constant that forming board can remain on room temperature (for example 20 ℃～35 ℃), also can make the refrigerant such as water in internal flow, more hastily cooling.The expandable base for interior vehicular trim of making is like this become the size of regulation according to the kind of vehicle-used interior decoration material etc. by severing, makes the thermal expansion of thermal expansivity microcapsules, offers and makes the in-built operation with matrix material of vehicle.
For the thickness of expandable base for interior vehicular trim and the not specific restriction of weight per unit area, still, preferably set according to the kind of the vehicle-used interior decoration material that utilizes this matrix material to make etc.In addition, in order to make the vehicle-used interior decoration material that quality is light and have enough rigidity etc., thickness is preferably 0.5～8mm, is particularly preferably 1～6mm.In addition, weight per unit area is preferably 300～1200g/m
2, be particularly preferably 300～1000g/m
2In addition, preferred expandable base for interior vehicular trim is that thickness is that 1～4mm and weight per unit area are 300～700g/m
2Matrix material, being particularly preferably thickness is that 1～3mm and weight per unit area are 300～500g/m
2Matrix material.
The manufacture method of expandable base for interior vehicular trim of the present invention comprises: the mixed processes of (1) three kind of emulsion, (2) mixed emulsion is to the dipping process of inorfil mat, (3) drying process, (4) hot pressing process, and (5) refrigerating work procedure.These operations can be continuous, also can be discontinuous.In addition, also can be that the part in these operations (1)～(5) is continuous, other parts are discontinuous.The preferred all operations of these operations are continuous, thereby, can make expeditiously homogeneous expandable base for interior vehicular trim.
2. the in-built matrix material of using of vehicle
The in-built manufacture method with matrix material of vehicle of the present invention is characterised in that, begin the temperature of temperature with the thermal expansion that surpasses the thermal expansivity microcapsules, the expandable base for interior vehicular trim that utilizes method manufacturing of the present invention is heated, make it thermal expansion.
For being used for in-built device and the not specific restriction of technique of using the manufacturing of matrix material of vehicle, for example, can utilize device described below and technique to make (with reference to Fig. 3).
The expandable base for interior vehicular trim 2 that is cut into given size is positioned on the matrix material mounting table 41, afterwards, be received in the thermal expansion chamber 72 of temperature that the thermal expansion that will adjust to above the thermal expansivity microcapsules begins temperature, make the thermal expansion of thermal expansivity microcapsules, it is in-built with matrix material 3 to make vehicle.
The hot pressing that the heating of above-mentioned expandable base for interior vehicular trim utilizes temperature adjustment compressing forming machine to the heating clamber of set point of temperature, temperature adjustment to set point of temperature etc. to carry out is usually finished.This heating preferably the thermal expansion than thermal expansivity microcapsules begin temperature high 5 ℃～carry out under 50 ℃ the temperature, more preferably the thermal expansion than thermal expansivity microcapsules begin temperature high 8 ℃～carry out under 35 ℃ the temperature, particularly preferably in the thermal expansion than thermal expansivity microcapsules begin temperature high 12 ℃～carry out under 25 ℃ the temperature.Whereby, the abundant thermal expansion of thermal expansivity microcapsules, easily light and the vehicle-used interior decoration material with excellent rigidity etc. of workmanship.
For in-built thickness and the not specific restriction of weight per unit area with matrix material of vehicle, preferably set according to the kind of the vehicle-used interior decoration material that utilizes this matrix material to make etc.In addition, in order to make the vehicle-used interior decoration material that quality is light and have enough rigidity etc., thickness is preferably 3～18mm, is particularly preferably 3～15mm.In addition, weight per unit area is preferably 300～1200g/m
2, be particularly preferably 300～1000g/m
2In addition, preferred vehicle is in-built is that thickness is that 5～12mm and weight per unit area are 300～700g/m with matrix material
2Matrix material, being particularly preferably thickness is that 6～10mm and weight per unit area are 300～500g/m
2Matrix material.
In addition, usually, be maintained at can compression molding temperature the time, the vehicle of making as mentioned above is in-built to be accommodated in matrix material 3 between the plate of compressing forming machine 73, is configured as the vehicle-used interior decoration material 4 of regulation shape.This compression molding is undertaken by colding pressing, and still, the plate of compressing forming machine 73 can be environment temperature, also can be as required, and by force cooling in methods such as the inside of plate water flowings.In addition, in the device of Fig. 3, preferably utilize ribbon conveyer to carry out continuously the handover of expandable base for interior vehicular trim 2 thermotropism expanding chambers 72 and vehicle is in-built with the handover of matrix material 3 to compressing forming machine 73, preferably, vehicle-used interior decoration material 4 utilizes such device manufacturing.Particularly, as shown in Figure 3, vehicle is in-built preferably to utilize the all-in-one-piece device to make continuously with matrix material 3 and vehicle-used interior decoration material 4.
Embodiment
Below, utilize embodiment that the present invention is carried out specific description.
Embodiment 1 (manufacturing of expandable base for interior vehicular trim)
(1) making of glass fiber mat (inorfil mat)
The glass fibre that is wound into the rove shape is cut into the length of regulation, utilize and open fine cylinder and open fibre, make the glass fibre of cotton shape, in this glass fibre mounting air stream, make it take weight per unit area (fibre density) as 280g/m
2Mode floating, pile up, making thickness is the glass fiber mat of 4.1mm.
(2) modulation of mixed emulsion
Be in 600 liters the container, to mix the interfacial agent input capacity of 300 liters water and 6 liters.Afterwards, in this container, drop into emulsion that 84 liters of dispersions contain the high-density polyethylene powder (fusing point of high density polyethylene (HDPE) is 147 ℃) of 45.7 quality %, 30 liters of dispersions and contain the emulsion of thermal expansivity microcapsules (it is 178 ℃ that thermal expansion begins temperature) of 20.5 quality % and the emulsion that 15 liters of dispersions contain the acrylic resin binder of 48.4 quality %.They are stirred, be modulated into mixed emulsion, this mixed emulsion disperses to contain the high-density polyethylene powder of 38.4kg, the thermal expansivity microcapsules of 6.2kg and the acrylic resin binder powder of 7.3kg.
(3) expandable base for interior vehicular trim
The glass fiber mat that to make in above-mentioned (1) is immersed in 45 seconds in the mixed emulsion of modulating in above-mentioned (2) under room temperature (18 ℃).Afterwards, glass fiber mat is taken out from container, make it between roller, to pass through and dehydration.Next, the glass mat was left standstill 50 minutes in the heating furnace of temperature adjustment to 135 ℃, make it dry, and then, the mat of drying is left standstill 3 minutes 30 seconds in the heating furnace of temperature adjustment to 160 ℃ (higher 13 ℃ than the fusing point of high-density polyethylene powder), make the high-density polyethylene powder melting, make glass fibre bonded to one another.Afterwards, utilize the Temperature Setting of the hot plate hot press 170 ℃ (thermal expansion than thermal expansivity microcapsules begins low 8 ℃ of temperature), with glass fiber mat with 2 seconds of the pressure heating of 5MPa, pressurization.Then, utilize cold press cooled glass mat of fibers, make the expandable base for interior vehicular trim of thickness 1.8mm, the gap between the coldplate of above-mentioned cold press is 2mm, and water is at the internal circulation of this coldplate, and the Temperature Setting of cold press is at 20 ℃.
Embodiment 2 (the in-built matrix material of using of vehicle)
The expandable base for interior vehicular trim that to make in embodiment 1 is statically placed in 90 seconds in the heating furnace of temperature adjustment to 230 ℃.Whereby, the surface temperature of expandable base for interior vehicular trim becomes 195 ℃ (it is high 17 ℃ to begin temperature than the thermal expansion of thermal expansivity microcapsules), makes the thermal expansion of thermal expansivity microcapsules.Afterwards, utilize the in-built thermal expansivity matrix material of using of cold press cooling vehicle, making thickness is the in-built matrix material of using of vehicle of 8mm, and the gap between the coldplate of above-mentioned cold press is 8mm, water is at the internal circulation of this coldplate, and the Temperature Setting of cold press is at 18 ℃.
The industrial possibility of utilizing
The present invention can and use in the in-built technical field with matrix material of vehicle of this expandable base for interior vehicular trim and use at expandable base for interior vehicular trim, above-mentioned expandable base for interior vehicular trim and vehicle-used interior decoration material with enough sound absorption properties and high rigidity etc. light for the manufacture of quality.Particularly, in the goods field of goods chamber of the liner of the material of roof plate of vehicle, vehicle door interior trim, baggage room etc., station waggon etc. etc., be useful.
Claims (8)
1. the manufacture method of an expandable base for interior vehicular trim is characterized in that, synthetic resin emulsion, thermal expansivity microcapsules emulsion and resin system binding agent emulsion are mixed, and makes mixed emulsion,
Afterwards, this mixed emulsion is impregnated in the inorfil mat,
Next, begin the low temperature of temperature with the thermal expansion than the thermal expansivity microcapsules that contain in the mixed emulsion that floods, make the inorfil mat dry, remove water-medium,
Then, begin the low temperature of temperature with the synthetic resin powder melting that contains in the mixed emulsion of dipping and than this thermal expansions of this thermal expansivity microcapsules, to the inorfil mat heat, hot pressing,
Then, cool off.
2. the manufacture method of expandable base for interior vehicular trim as claimed in claim 1, it is characterized in that, with 10 ℃～50 ℃ of temperature surpassing above-mentioned synthetic resin powder melting and begin temperature in the above-mentioned thermal expansion from above-mentioned thermal expansivity microcapsules and play the temperature that is lower than in the scope that this thermal expansion begins 80 ℃ of temperature, carry out above-mentioned hot pressing.
3. the manufacture method of expandable base for interior vehicular trim as claimed in claim 1 or 2 is characterized in that, above-mentioned inorfil mat is glass fiber mat.
4. the manufacture method of expandable base for interior vehicular trim as claimed in claim 1 or 2 is characterized in that, above-mentioned synthetic resin powder is the vistanex powder.
5. the manufacture method of expandable base for interior vehicular trim as claimed in claim 1 or 2 is characterized in that, the resin system adhesive powder that contains in the above-mentioned resin system binding agent emulsion is the acrylic resin powder.
6. the manufacture method of expandable base for interior vehicular trim as claimed in claim 1 or 2, it is characterized in that, in the situation of summation as 100 quality % of the resin system adhesive powder that in above-mentioned synthetic resin powder, above-mentioned thermal expansivity microcapsules and above-mentioned resin system binding agent emulsion, contains, this synthetic resin powder is 65～85 quality %, these thermal expansivity microcapsules are 5～18 quality %, and this resin system adhesive powder is 6～22 quality %.
7. the in-built manufacture method with matrix material of a vehicle, it is characterized in that, begin the temperature of temperature with the above-mentioned thermal expansion that surpasses above-mentioned thermal expansivity microcapsules, add the expandable base for interior vehicular trim that any one the described method in the heat utilization the claims 1 to 6 is made, and make this expandable base for interior vehicular trim thermal expansion.
8. the in-built manufacture method with matrix material of vehicle as claimed in claim 7 is characterized in that the temperature that begins 5 ℃～50 ℃ of temperature with the above-mentioned thermal expansion that surpasses above-mentioned thermal expansivity microcapsules is carried out above-mentioned heating.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008086860A JP4328822B1 (en) | 2008-03-28 | 2008-03-28 | Manufacturing method of thermally expandable base material for vehicle interior and manufacturing method of base material for vehicle interior using the same |
| JP2008-086860 | 2008-03-28 | ||
| PCT/JP2009/001149 WO2009119033A1 (en) | 2008-03-28 | 2009-03-16 | Process for producing heat-expandable base for interior vehicular trim and process for producing base for interior vehicular trim from the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101808793A CN101808793A (en) | 2010-08-18 |
| CN101808793B true CN101808793B (en) | 2013-04-17 |
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| CN2009801005739A Active CN101808793B (en) | 2008-03-28 | 2009-03-16 | Process for producing heat-expandable base for interior vehicular trim and process for producing base for interior vehicular trim from the same |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20100225017A1 (en) |
| EP (1) | EP2258530B1 (en) |
| JP (1) | JP4328822B1 (en) |
| CN (1) | CN101808793B (en) |
| WO (1) | WO2009119033A1 (en) |
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| JP4196119B2 (en) * | 2004-12-22 | 2008-12-17 | パナソニック電工株式会社 | Plate-shaped molded product using acrylic resin molding material |
| JP4920909B2 (en) * | 2005-06-07 | 2012-04-18 | ケープラシート株式会社 | WEB, STAMPABLE SHEET, STAMPABLE SHEET EXPANSION MOLDED PRODUCT AND METHOD FOR PRODUCING THEM |
| US7691311B2 (en) * | 2007-04-27 | 2010-04-06 | Vec Industries, L.L.C. | Method for manufacturing a glass fiber reinforced article, and a glass fiber reinforced article |
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2008
- 2008-03-28 JP JP2008086860A patent/JP4328822B1/en not_active Expired - Fee Related
-
2009
- 2009-03-16 US US12/680,743 patent/US20100225017A1/en not_active Abandoned
- 2009-03-16 WO PCT/JP2009/001149 patent/WO2009119033A1/en active Application Filing
- 2009-03-16 CN CN2009801005739A patent/CN101808793B/en active Active
- 2009-03-16 EP EP09723956.0A patent/EP2258530B1/en active Active
Patent Citations (2)
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|---|---|---|---|---|
| CN1290203A (en) * | 1998-02-04 | 2001-04-04 | 亨凯尔公司 | Three dimensional composite joint reinforcement for an automotive vehicle |
| CN101180349A (en) * | 2005-05-17 | 2008-05-14 | 埃克森美孚研究工程公司 | Paint system and method of painting fiber reinforced polypropylene composite components |
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| Title |
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| JP平2-286225A 1990.11.26 |
| JP特开2003-154589A 2003.05.27 |
| JP特开2006-176650A 2006.07.06 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2258530A4 (en) | 2017-07-26 |
| JP2009234232A (en) | 2009-10-15 |
| EP2258530A1 (en) | 2010-12-08 |
| CN101808793A (en) | 2010-08-18 |
| US20100225017A1 (en) | 2010-09-09 |
| WO2009119033A1 (en) | 2009-10-01 |
| EP2258530B1 (en) | 2019-11-20 |
| JP4328822B1 (en) | 2009-09-09 |
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